JS-308 Support TSTypeAssertion nodes (#4793)

SonarSource · Aug 30, 2024 · 5c2fb53 · 5c2fb53
1 parent 20ae576
commit 5c2fb53
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/packages/jsts/src/parsers/ast.ts b/packages/jsts/src/parsers/ast.ts
@@ -293,6 +293,9 @@ function getProtobufShapeForNode(node: TSESTree.Node) {
     case 'TSNonNullExpression':
       // skipping node
       return visitNode(node.expression);
+    case 'TSTypeAssertion':
+      // skipping node
+      return visitNode(node.expression);
     case 'AccessorProperty':
     case 'Decorator':
     case 'ImportAttribute':
@@ -373,7 +376,6 @@ function getProtobufShapeForNode(node: TSESTree.Node) {
     case 'TSTupleType':
     case 'TSTypeAliasDeclaration':
     case 'TSTypeAnnotation':
-    case 'TSTypeAssertion':
     case 'TSTypeLiteral':
     case 'TSTypeOperator':
     case 'TSTypeParameter':

diff --git a/packages/jsts/tests/parsers/ast.test.ts b/packages/jsts/tests/parsers/ast.test.ts
@@ -123,6 +123,16 @@ describe('ast', () => {
     expect(identifier.type).toEqual(NODE_TYPE_ENUM.values['IdentifierType']);
     expect(identifier.identifier.name).toEqual('foo');
   });
+
+  test('should support TSTypeAssertion nodes', async () => {
+    const code = `<Foo>foo;`;
+    const ast = await parseSourceCode(code, parsers.typescript);
+    const serializedAST = visitNode(ast as TSESTree.Program);
+
+    const identifier = serializedAST.program.body[0].expressionStatement.expression;
+    expect(identifier.type).toEqual(NODE_TYPE_ENUM.values['IdentifierType']);
+    expect(identifier.identifier.name).toEqual('foo');
+  });
 });
 
 /**